Convert all Medium blogposts to Markdown (codesandbox#2011)

* Cleanup articles

* Improve Gatsby config

* Add codesandbox-an-online-react-editor

* Add the-future-of-codesandbox

* Add introducing-codesandbox-search-patron-much-more

* Add codesandbox-1-5-changelog

* Add creating-a-parallel-offline-extensible-browser-based-bundler-for-codesandbox

* Add how-we-make-npm-packages-work-in-the-browser

* Add announcing-codesandbox-2-0

* Add announcing-codesandbox-2-5

* Add how-codesandbox-uses-puppeteer-jest-to-test-sandbox-functionality

* Add introducing-the-vanilla-template-to-codesandbox

* Add introducing-codesandbox-live-real-time-code-collaboration-in-the-browser

* Add announcing-codesandbox-dashboard-teams

* Add introducing-themes

* Add announcing-codesandbox-containers

* Add whats-unique-about-codesandbox

* Add improving-the-codesandbox-community

* Add announcing-codesandbox-v3

* Add codesandbox-containers-out-of-beta-improvements

* Use @kentcdodds' remark-embedder plugin

* Center twitter-widget

* Don't fetch Medium posts anymore

* Delete Medium-related plugins from Gatsby config

* Delete all TEST- prefixes from slugs

* Update @MichaelDeBoey as a contributor

* It's webpack, not Webpack. Thanks @markdalgleish! 👊

https://twitter.com/markdalgleish/status/1134955242049507328

* Revert "Delete Medium-related plugins from Gatsby config"

This reverts commit 40a986f

* Fix ESLint errors

* Optimize images

* Convert GitHub gists to code blocks

* Convert movie from 'announcing-codesandbox-2-0' to GIF

* Update remark-embedder

kentcdodds/kentcdodds.com@77e9ae5
kentcdodds/kentcdodds.com@46ef073

* Fix links with 2 underscores

See gatsbyjs/gatsby#14715

* Remove medium plugin

* Remove another medium plugin

* Fix sharp and correctly sort homepage

Author: MichaelDeBoey

.all-contributorsrc

@@ -1183,6 +1183,7 @@
       "avatar_url": "https://avatars3.githubusercontent.com/u/6643991?v=4",
       "profile": "https://michaeldeboey.be",
       "contributions": [
+        "blog",
         "bug",
         "code",
         "doc",

README.md

@@ -1,13 +1,14 @@
 # [CodeSandbox](https://codesandbox.io) [![Join the community on Spectrum](https://withspectrum.github.io/badge/badge.svg)](https://spectrum.chat/codesandbox) [![All Contributors](https://img.shields.io/badge/all_contributors-137-orange.svg?style=flat-square)](#contributors) [![CircleCI](https://circleci.com/gh/codesandbox/codesandbox-client.svg?style=svg)](https://circleci.com/gh/codesandbox/codesandbox-client) [![BrowserStack Status](https://www.browserstack.com/automate/badge.svg?badge_key=cVJuczlJWUtqWXhIbFN1ZjVQekF4NzNsd3phNEZRaGlWU0pHYVVkdGRFWT0tLXFtTVhaOWRySmN0ZG5QVDNDQ0g5Z0E9PQ==--79fe3eae4f149a400d396c9b12d3988f685785cf)](https://www.browserstack.com/automate/public-build/cVJuczlJWUtqWXhIbFN1ZjVQekF4NzNsd3phNEZRaGlWU0pHYVVkdGRFWT0tLXFtTVhaOWRySmN0ZG5QVDNDQ0g5Z0E9PQ==--79fe3eae4f149a400d396c9b12d3988f685785cf) [![PRs Welcome](https://img.shields.io/badge/PRs-welcome-brightgreen.svg?style=flat-square)](http://makeapullrequest.com) [![first-timers-only Friendly](https://img.shields.io/badge/first--timers--only-friendly-blue.svg)](http://www.firsttimersonly.com/)
 
-[![Backers on Open Collective](https://opencollective.com/codesandbox/backers/badge.svg)](#backers) [![Sponsors on Open Collective](https://opencollective.com/codesandbox/sponsors/badge.svg)](#sponsors)
+[![Backers on Open Collective](https://opencollective.com/codesandbox/backers/badge.svg)](#backers)
+[![Sponsors on Open Collective](https://opencollective.com/codesandbox/sponsors/badge.svg)](#sponsors)
 
 ![Banner](https://codesandbox.io/static/img/banner.png)
 
 An online code editor tailored for web applications.
 
 This project was bootstrapped with
-[Create React App](https://github.com/facebookincubator/create-react-app).
+[Create React App](https://github.com/facebook/create-react-app).
 
 The JavaScript community has sharing as its selling point. It has the biggest
 open source community and every day new ideas and proposals are shared on
@@ -31,8 +32,8 @@ sourced.
 - Nginx: Nginx config files
 - [Git Extractor](https://github.com/codesandbox/codesandbox-importers):
   responsible for extracting the source from a GitHub repository
-- [CLI](https://github.com/codesandbox/codesandbox-importers/tree/master/packages/cli): the CLI to upload a
-  CodeSandbox project from your command line
+- [CLI](https://github.com/codesandbox/codesandbox-importers/tree/master/packages/cli):
+  the CLI to upload a CodeSandbox project from your command line
 
 ## Contributors
 
@@ -59,21 +60,24 @@ Thanks goes to these wonderful people
 | [<img src="https://avatars0.githubusercontent.com/u/2183490?v=4" width="100px;"/><br /><sub><b>Matthew Gadd</b></sub>](https://github.com/matt-gadd)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=matt-gadd "Code") | [<img src="https://avatars1.githubusercontent.com/u/5899385?v=4" width="100px;"/><br /><sub><b>Miguel Carvajal</b></sub>](https://github.com/krvajal)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=krvajal "Code") | [<img src="https://avatars2.githubusercontent.com/u/8625066?v=4" width="100px;"/><br /><sub><b>Olaolu Olawuyi</b></sub>](https://olaolu.me)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=whizkydee "Code") | [<img src="https://avatars2.githubusercontent.com/u/7641760?v=4" width="100px;"/><br /><sub><b>Pete Nykänen</b></sub>](https://twitter.com/pete_tnt)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=petetnt "Code") | [<img src="https://avatars0.githubusercontent.com/u/741068?v=4" width="100px;"/><br /><sub><b>Phil Hughes</b></sub>](https://iamphill.com)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=iamphill "Code") | [<img src="https://avatars1.githubusercontent.com/u/1911623?v=4" width="100px;"/><br /><sub><b>Rodrigo Pombo</b></sub>](https://twitter.com/pomber)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=pomber "Code") | [<img src="https://avatars2.githubusercontent.com/u/163584?v=4" width="100px;"/><br /><sub><b>Sai Ram Kunala</b></sub>](https://sairam.xyz/)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=sairam "Code") |
 | [<img src="https://avatars2.githubusercontent.com/u/8518239?v=4" width="100px;"/><br /><sub><b>The Gitter Badger</b></sub>](https://gitter.im)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=gitter-badger "Code") | [<img src="https://avatars2.githubusercontent.com/u/762471?v=4" width="100px;"/><br /><sub><b>Tim Whitbeck</b></sub>](https://github.com/twhitbeck)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=twhitbeck "Code") | [<img src="https://avatars0.githubusercontent.com/u/465125?v=4" width="100px;"/><br /><sub><b>Wei Zhu</b></sub>](http://twitter.com/yesmeck)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=yesmeck "Code") | [<img src="https://avatars2.githubusercontent.com/u/5005153?v=4" width="100px;"/><br /><sub><b>Wil Wilsman</b></sub>](http://wilwilsman.com)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=wwilsman "Code") | [<img src="https://avatars1.githubusercontent.com/u/7959329?v=4" width="100px;"/><br /><sub><b>abnessor aka findoff</b></sub>](https://codepen.io/findoff/)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=findoff "Code") | [<img src="https://avatars1.githubusercontent.com/u/11937539?v=4" width="100px;"/><br /><sub><b>cottom</b></sub>](http://jerry-i.github.io)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=jerry-i "Code") | [<img src="https://avatars3.githubusercontent.com/u/7143133?v=4" width="100px;"/><br /><sub><b>gitname</b></sub>](https://github.com/gitname)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=gitname "Code") |
 | [<img src="https://avatars3.githubusercontent.com/u/15030806?v=4" width="100px;"/><br /><sub><b>Bruce Xu</b></sub>](http://www.xulingming.cn)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=jackdon "Code") | [<img src="https://avatars3.githubusercontent.com/u/7316730?v=4" width="100px;"/><br /><sub><b>jess</b></sub>](http://jessachandler.com)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=monkeywithacupcake "Code") | [<img src="https://avatars0.githubusercontent.com/u/8875406?v=4" width="100px;"/><br /><sub><b>Juliette Prétot</b></sub>](https://juliette.sh)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=juliettepretot "Code") | [<img src="https://avatars0.githubusercontent.com/u/25737281?v=4" width="100px;"/><br /><sub><b>Victoria Bergquist</b></sub>](https://twitter.com/vicbergquist)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=vicbergquist "Code") [📖](https://github.com/codesandbox/codesandbox-client/commits?author=vicbergquist "Documentation") | [<img src="https://avatars3.githubusercontent.com/u/9032162?v=4" width="100px;"/><br /><sub><b>Samrith Shankar</b></sub>](https://github.com/samrith-s)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=samrith-s "Code") | [<img src="https://avatars3.githubusercontent.com/u/827497?v=4" width="100px;"/><br /><sub><b>Mahendra Hirapra</b></sub>](https://github.com/tinahir)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=tinahir "Code") | [<img src="https://avatars3.githubusercontent.com/u/17409675?v=4" width="100px;"/><br /><sub><b>Rabin Gaire</b></sub>](http://rabingaire.com.np)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=rabingaire "Code") |
-| [<img src="https://avatars2.githubusercontent.com/u/8527474?v=4" width="100px;"/><br /><sub><b>Neville Mehta</b></sub>](https://twitter.com/ask_neville)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=nm123github "Code") | [<img src="https://avatars0.githubusercontent.com/u/1813468?v=4" width="100px;"/><br /><sub><b>Vasiliy</b></sub>](https://github.com/Yeti-or)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=Yeti-or "Code") | [<img src="https://avatars3.githubusercontent.com/u/2793951?v=4" width="100px;"/><br /><sub><b>Romain Lanz</b></sub>](https://slynova.io)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=RomainLanz "Code") | [<img src="https://avatars2.githubusercontent.com/u/1233790?v=4" width="100px;"/><br /><sub><b>LiBe</b></sub>](http://libe.toile-libre.org)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=libetl "Code") | [<img src="https://avatars0.githubusercontent.com/u/5333019?v=4" width="100px;"/><br /><sub><b>Jeremy Bolding</b></sub>](http://thecodechef.github.io)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=thecodechef "Code") | [<img src="https://avatars1.githubusercontent.com/u/9664363?v=4" width="100px;"/><br /><sub><b>Evan Bacon</b></sub>](https://twitter.com/baconbrix)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=EvanBacon "Code") | [<img src="https://avatars3.githubusercontent.com/u/6643991?v=4" width="100px;"/><br /><sub><b>Michaël De Boey</b></sub>](https://michaeldeboey.be)<br />[🐛](https://github.com/codesandbox/codesandbox-client/issues?q=author%3AMichaelDeBoey "Bug reports") [💻](https://github.com/codesandbox/codesandbox-client/commits?author=MichaelDeBoey "Code") [📖](https://github.com/codesandbox/codesandbox-client/commits?author=MichaelDeBoey "Documentation") [🚇](#infra-MichaelDeBoey "Infrastructure (Hosting, Build-Tools, etc)") [🔧](#tool-MichaelDeBoey "Tools") |
+| [<img src="https://avatars2.githubusercontent.com/u/8527474?v=4" width="100px;"/><br /><sub><b>Neville Mehta</b></sub>](https://twitter.com/ask_neville)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=nm123github "Code") | [<img src="https://avatars0.githubusercontent.com/u/1813468?v=4" width="100px;"/><br /><sub><b>Vasiliy</b></sub>](https://github.com/Yeti-or)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=Yeti-or "Code") | [<img src="https://avatars3.githubusercontent.com/u/2793951?v=4" width="100px;"/><br /><sub><b>Romain Lanz</b></sub>](https://slynova.io)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=RomainLanz "Code") | [<img src="https://avatars2.githubusercontent.com/u/1233790?v=4" width="100px;"/><br /><sub><b>LiBe</b></sub>](http://libe.toile-libre.org)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=libetl "Code") | [<img src="https://avatars0.githubusercontent.com/u/5333019?v=4" width="100px;"/><br /><sub><b>Jeremy Bolding</b></sub>](http://thecodechef.github.io)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=thecodechef "Code") | [<img src="https://avatars1.githubusercontent.com/u/9664363?v=4" width="100px;"/><br /><sub><b>Evan Bacon</b></sub>](https://twitter.com/baconbrix)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=EvanBacon "Code") | [<img src="https://avatars3.githubusercontent.com/u/6643991?v=4" width="100px;"/><br /><sub><b>Michaël De Boey</b></sub>](https://michaeldeboey.be)<br />[📝](#blog-MichaelDeBoey "Blogposts") [🐛](https://github.com/codesandbox/codesandbox-client/issues?q=author%3AMichaelDeBoey "Bug reports") [💻](https://github.com/codesandbox/codesandbox-client/commits?author=MichaelDeBoey "Code") [📖](https://github.com/codesandbox/codesandbox-client/commits?author=MichaelDeBoey "Documentation") [🚇](#infra-MichaelDeBoey "Infrastructure (Hosting, Build-Tools, etc)") [🔧](#tool-MichaelDeBoey "Tools") |
 | [<img src="https://avatars1.githubusercontent.com/u/14077091?v=4" width="100px;"/><br /><sub><b>gabeeden</b></sub>](https://github.com/gabeeden)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=gabeeden "Code") | [<img src="https://avatars0.githubusercontent.com/u/7698292?v=4" width="100px;"/><br /><sub><b>Tiffany White</b></sub>](https://tiffanywhite.dev)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=twhite96 "Code") | [<img src="https://avatars3.githubusercontent.com/u/32302360?v=4" width="100px;"/><br /><sub><b>James Bedford</b></sub>](http://www.dopest.tech)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=JABedford "Code") | [<img src="https://avatars0.githubusercontent.com/u/3314957?v=4" width="100px;"/><br /><sub><b>Scott</b></sub>](https://www.patreon.com/user?u=16255660)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=smolinari "Code") | [<img src="https://avatars1.githubusercontent.com/u/12200583?v=4" width="100px;"/><br /><sub><b>Dutiyesh Salunkhe</b></sub>](https://github.com/dutiyesh)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=dutiyesh "Code") | [<img src="https://avatars2.githubusercontent.com/u/13641726?v=4" width="100px;"/><br /><sub><b>Halit Ogunc</b></sub>](http://halit.dev)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=halitogunc "Code") | [<img src="https://avatars0.githubusercontent.com/u/22376783?v=4" width="100px;"/><br /><sub><b>Yash Joshi</b></sub>](https://github.com/jyash97)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=jyash97 "Code") |
 | [<img src="https://avatars3.githubusercontent.com/u/1769092?v=4" width="100px;"/><br /><sub><b>Yehor</b></sub>](https://github.com/batiskafff)<br />[💻](https://github.com/codesandbox/codesandbox-client/commits?author=batiskafff "Code") | [<img src="https://avatars2.githubusercontent.com/u/6972822?v=4" width="100px;"/><br /><sub><b>Jens de Rond</b></sub>](https://github.com/Jensderond)<br />[🐛](https://github.com/codesandbox/codesandbox-client/issues?q=author%3AJensderond "Bug reports") [💻](https://github.com/codesandbox/codesandbox-client/commits?author=Jensderond "Code") | [<img src="https://avatars2.githubusercontent.com/u/2502947?v=4" width="100px;"/><br /><sub><b>Benjamin Schachter</b></sub>](http://benjaminschachter.com)<br />[📖](https://github.com/codesandbox/codesandbox-client/commits?author=benschac "Documentation") | [<img src="https://avatars1.githubusercontent.com/u/14234815?v=4" width="100px;"/><br /><sub><b>Rafael</b></sub>](https://github.com/RafaelKr)<br />[🐛](https://github.com/codesandbox/codesandbox-client/issues?q=author%3ARafaelKr "Bug reports") [💻](https://github.com/codesandbox/codesandbox-client/commits?author=RafaelKr "Code") |
 
 <!-- ALL-CONTRIBUTORS-LIST:END -->
 
 ## Backers
 
-Thank you to all our backers! 🙏 [[Become a backer](https://opencollective.com/codesandbox#backer)]
+Thank you to all our backers! 🙏
+[[Become a backer](https://opencollective.com/codesandbox#backer)]
 
 <a href="https://opencollective.com/codesandbox#backers" target="_blank"><img src="https://opencollective.com/codesandbox/backers.svg?width=890"></a>
 
 ## Sponsors
 
-Support this project by becoming a sponsor. Your logo will show up here with a link to your website. [[Become a sponsor](https://opencollective.com/codesandbox#sponsor)]
+Support this project by becoming a sponsor. Your logo will show up here with a
+link to your website.
+[[Become a sponsor](https://opencollective.com/codesandbox#sponsor)]
 
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